import java.util.LinkedList;

public class epsilon{
	private static terminal epsil;
	private static LinkedList<Rule> epList;
	
	public static LinkedList<Rule> getEpsilonList()
	{
		if(epList == null)
		{
			epList = new LinkedList<Rule>();
			epList.add(epsil);
		}
		return epList;
	}

	public static terminal getEpsilonRule()
	{
		if(epsil == null)
			epsil = new terminal("EPSILON");
		return epsil;
	}
}
